The 2005–2006 LEB season was the 10th season of the Liga Española de Baloncesto, second tier of the Spanish basketball.
(1) Leon Caja España (26-8) vs. (8) Palma Aqua Magica (17-17)
Leon Caja España win the series 3-0
Game 1 May 4 @ Leon: Leon Caja España 86, Palma Aqua Magica 74
Game 2 May 6 @ Leon: Leon Caja España 71, Palma Aqua Magica 69
Game 3 May 9 @ Palma de Mallorca: Palma Aqua Magica 67, Leon Caja España 73
(2) Basket CAI Zaragoza (25-9) vs. (7) CB Tarragona (17-17)
Basket CAI Zaragoza win the series 3-0
Game 1 May 4 @ Zaragoza: Basket CAI Zaragoza 87, CB Tarragona 70
Game 2 May 6 @ Zaragoza: Basket CAI Zaragoza 73, CB Tarragona 63
Game 3 May 9 @ Tarragona: CB Tarragona 70, Basket CAI Zaragoza 80
(3) Polaris World Murcia (22-12) vs. (6) CB L'Hospitalet (17-17)
Polaris World Murcia win the series 3-0
Game 1 May 4 @ Murcia: Polaris World Murcia 88, CB L'Hospitalet 75
Game 2 May 6 @ Murcia: Polaris World Murcia 69, CB L'Hospitalet 57
Game 3 May 9 @ Hospitalet de Llobregat: CB Hospitalet 61, Polaris World Murcia 67
(4) Drac Inca (21-13) vs. (5) Bruesa GBC (27-17)
Bruesa GBC win the series 3-0
Game 1 May 4 @ Inca: Drac Inca 70, Bruesa GBC 79
Game 2 May 6 @ Inca: Drac Inca 74, Bruesa GBC 79
Game 3 May 9 @ Donostia: Bruesa GBC 88, Drac Inca 82
(1) Leon Caja España (26-8) vs. (5) Bruesa GBC (27-17)
Bruesa GBC win the series 3-0 and promote to League ACB
Game 1 May 18 @ Leon: Bruesa GBC 79, Leon Caja España 72
Game 2 May 20 @ Leon: Leon Caja España 72, Bruesa GBC 73
Game 3 May 23 @ Donostia: Leon Caja España 81, Bruesa GBC 78
(2) Basket CAI Zaragoza (25-9) vs. (3) Polaris World Murcia (22-12)
Polaris win the series 3-2 and promote to League ACB
Game 1 May 18 @ Zaragoza: Basket CAI Zaragoza 74, Polaris World Murcia 85
Game 2 May 20 @ Zaragoza: Basket CAI Zaragoza 85, Polaris World Murcia 73
Game 3 May 23 @ Murcia: Polaris World Murcia 71, Basket CAI Zaragoza 66
Game 4 May 25 @ Murcia: Polaris World Murcia 73, Basket CAI Zaragoza 76
Game 5 May 28 @ Zaragoza: Basket CAI Zaragoza 90, Polaris World Murcia 99
These two teams are already promoted to the league ACB.
(5) Bruesa GBC (27-17) vs. (3) Polaris World Murcia (22-12)
Game 1 June 1 @ Murcia: Bruesa GBC 92, Polaris World Murcia 86
Bruesa GBC: League LEB CHAMPION
Bruesa GBC and Polaris World Murcia: Promoted to League ACB
Calpe Aguas de Calpe, relegated to LEB-2.
TVE2
Teledeporte
